Coord 2000 | 20113+3550 |
Discov num | HJ 1489 |
Comp | AD |
Coord arcsec 2000 | 20 11 19.16 +35 49 49.0 |
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Date first | 1828 |
Date last | 2018 |
Obs | 21 |
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Pa first | 56 |
Pa last | 52 |
P.A. Now (θ) | 52° |
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Sep first | 13.0 |
Sep last | 17.1 |
Sep. Now (ρ) | 17.1" |
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Mag pri | 9.69 |
Mag sec | 9.88 |
delta mag (ΔM) | 0.19 |
Spectral class | B2III-IV (blue-white) |
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Pri motion ra | -005 |
Sec motion ra | -003 |
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Pri motion dec | -008 |
Sec motion dec | -007 |
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Notes | N
(See Notes) |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 20113+3550 | BU 430 | AB | 1877 | 2016 | 19 | 23 | 1.2 | 9.69 | 10.37 | 0.68 | ||||
Show | 20113+3550 | BU 430 | AC | 1926 | 2015 | 5 | 173 | 7.2 | 9.69 | 14.20 | 4.51 | ||||
Show | 20113+3550 | HJ 1489 | AD | 1828 | 2018 | 21 | 52 | 17.1 | 9.69 | 9.88 | 0.19 | <=== |
Precise pa | 51.6 |
Precise sep | 17.128 |
Constellation | Cygnus |
Tycho2 | 2683-03018-1 |
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Gaia DR2 | 27281717888 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20113+3550 | HJ 1489 | AD | 2005 | 17 | 51 | 17.3 | 9.69 | 9.88 | B2III-IV | D | 201119.16+354949.0 |
20113+3550 | HJ 1489 | AD | 2015 | 20 | 51 | 17.4 | 9.69 | 9.88 | B2III-IV | N | 201119.16+354949.0 |
20113+3550 | HJ 1489 | AD | 2018 | 21 | 52 | 17.1 | 9.69 | 9.88 | B2III-IV | N | 201119.16+354949.0 |